<style>
    .layui-side{
        position: absolute;
        top: 50px !important;
    }

</style>
<div class="layui-side layui-bg-black">
    <ul class="layui-nav layui-nav-tree" lay-shrink="all">
        <li class="layui-nav-item layui-nav-itemed"><a href="###">商品管理</a>
            <dl class="layui-nav-child">
                <dd><a href="../cate/lst">分类列表</a></dd>
                <dd><a href="../goods/lst">商品列表</a></dd>
                <dd><a href="../photo/index">相册列表</a></dd>
                <dd><a href="../comment/selectgoods">评论列表</a></dd>
            </dl>
        </li>
        <li class="layui-nav-item"><a href="###">会员管理</a>
            <dl class="layui-nav-child">
                <dd><a href="../member/lst">会员列表</a></dd>
            </dl>
        </li>
        <li class="layui-nav-item"><a href="###">订单管理</a>
            <dl class="layui-nav-child">
                <dd><a href="../order/lst">订单列表</a></dd>
            </dl>
        </li>


        <li class="layui-nav-item"><a href="###">轮播图管理</a>
            <dl class="layui-nav-child">
                <dd><a href="../alter_photo/lst">轮播图列表</a></dd>
                <dd><a href="../alter_photo/add">添加轮播图</a></dd>
            </dl>
        </li>
        <li class="layui-nav-item"><a href="###">在线聊天室</a>
            <dl class="layui-nav-child">
                <dd><a href="../chat/lst">聊天列表</a></dd>
            </dl>
        </li>
    </ul>
</div>